TennisEdge's AI model finds no betting value in A. Korneeva vs J. Ortenzi (French Open on 2026-05-20) — the market is efficient, with A. Korneeva favoured at 1.44.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | A. Korneeva | J. Ortenzi |
|---|---|---|
| Elo ratings-based, surface-weighted |
36.5% | 63.5% |
| Machine learning 29-feature gradient-boosted model |
29.0% | 71.0% |
| Serve / return point-by-point simulation |
54.1% | 45.9% |
| Blend what the bot actually prices off |
39.9% | 60.1% |
| Market implied de-vigged from the opening odds |
64.5% | 35.5% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| A. Korneeva | hard | 1826 | 106–32 | 138 |
| J. Ortenzi | clay | 1581 | 165–76 | 241 |
Our own ratings, computed from match results since 2018. Players with fewer than 5 rated matches are omitted rather than shown at a provisional starting value. Last updated Aug. 3, 2026.
A. Korneeva leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 20, 2026 | French Open | clay | A. Korneeva | 2 - 1 |
| W | P. Kudermetova | 1 - 0 | Aug. 3, 2026 |
| W | M. Stoiana | 2 - 1 | Aug. 1, 2026 |
| L | M. Sakkari | 2 - 0 | July 18, 2026 |
| W | T. Valentova | 0 - 2 | July 17, 2026 |
| W | A. Li | 2 - 0 | July 16, 2026 |
| L | K. Sebov | 2 - 1 | June 23, 2026 |
| L | E. Yaneva | 0 - 2 | June 18, 2026 |
| W | F. Pace | 2 - 0 | June 16, 2026 |
| L | K. Quevedo | 2 - 0 | June 8, 2026 |
| W | V. Turini | 2 - 1 | June 7, 2026 |
All May 20, 2026 results & picks →
Math-only prediction: no LLM calls used